Submission #1115813

---

Source Code Expand

#include <cstdio>

using namespace std;

typedef long long ll;

int main()
{
    //freopen("in.txt", "r", stdin);
    //freopen("out.txt", "w", stdout);
    //freopen("debug.txt", "w", stderr);

    ll N, M;

    scanf("%lld %lld", &N, &M);

    if (N * 2 < M) {
        ll diff = M - (N * 2);

        printf("%lld\n", N + diff / 4);
    } else {
        printf("%lld\n", N);
    }

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:15:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld %lld", &N, &M);
                               ^

Judge Result